Allisport VNT Turbocharger Upgrade Kits

Marsoni

M251S

$2519.99

Get it in 3 business days with 1 day shipping. Friday, May 29

Allisport VNT Turbocharger Upgrade KitsDirect Replacement Variable Vane or VNT Turbo for the Land Rover Tdi engined Defender and Discovery. Standard, fixed geometry turbo design is always a compromise. Engines need a small turbo for fast spool up and improved throttle response (reduced turbo lag) but the small compressor size does not allow enough flow for anything beyond mid range revs. So a larger turbo is required for mid range and higher revs and increased flow, but this leads to

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We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Set screws are poor quality and are sometimes powdercoated on the exposed threads. Leads to striped hex sockets and inability to tighten properly. Durable finish as evidenced by no visible damage after throwing parts across the shop in frustration. Ended up running self tapping screws thru parts to complete assembly.

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Reviewed in the United States on February 26, 2024

Verified Purchase

Carl L. Bradley

Battle Creek, US

★★★★★ 1

Kinda flimsy…

Thought the assembly was metal, it’s some kind of PVC.

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Reviewed in the United States on September 22, 2025

Verified Purchase

Michelle bullard